Home / 8,906.14-13,351.89-5,199.22

Finding the Fourth Proportional to 8,906.14, 13,351.89 and 5,199.22

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Solution

The fourth proportional to 8,906.14, 13,351.89 and 5,199.22 is: 7,794.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906.14 : 13,351.89 = 5,199.22 : x
  2. Step 2: Convert to fraction form
    8,906.14/13,351.89 = 5,199.22/x
  3. Step 3: Cross multiply
    8,906.14x = 13,351.89 × 5,199.22
  4. Step 4: Simplify right side
    8,906.14x = 69,419,413.53
  5. Step 5: Solve for x
    x = 69,419,413.53/8,906.14
  6. Step 6: Final answer
    x = 7,794.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.